This statistical homepage contains educational material of interest to faculty and students studying statistics. It is...
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This statistical homepage contains educational material of interest to faculty and students studying statistics. It is intended to augment the author's textbooks entitled "Statistical Methods for Psychology" and "Fundamental Statistics for the Behavioral Sciences."

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Multiple-Choice (MC) items have many advantages that make them widely used and highly regarded. They also have disadvantages,...
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Multiple-Choice (MC) items have many advantages that make them widely used and highly regarded. They also have disadvantages, some of which can be reduced by careful attention to good item-writing and item analysis practice. This resource describes advantages and disadvantages of Multiple-Choice Items, General Guidelines, Item Stem Guidelines, and Item Options Guidelines. Links from this page also provide information about item analysis (overall test reliability and about individual items) and descriptive statistics.

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VERY extensive database of population and demographic statistics regarding thousands of religious groups throughout the...
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VERY extensive database of population and demographic statistics regarding thousands of religious groups throughout the world.״Adherents.com is a growing collection of over 41,000 adherent statistics and religious geography citations -- references to published membership/adherent statistics and congregation statistics for over 4,200 religions, churches, denominations, religious bodies, faith groups, tribes, cultures, movements, ultimate concerns, etc." Material is presented in a strictly factual fashion.

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One out of eight students in the US is enrolled in a school in California. This resource puts California schools and student...
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One out of eight students in the US is enrolled in a school in California. This resource puts California schools and student data in the hands of social scientists, teachers and teacher educators - with pull-down menus on state, county, district, and school levels of financial, demographic, and performance data for California's public K-12 school system. You can now see data on dropouts, graduates, and graduates with UC/CSU course requirements on the High School Performance tab of the Accountability report. Additional information about high school students is available from the California Department of Education for average SAT scores, High School Exit Exam results

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These Educational and Demographic Profiles provide a graphic portrayal of factors related to the educational and economic...
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These Educational and Demographic Profiles provide a graphic portrayal of factors related to the educational and economic well being of Californians. They highlight the variations that exist in the State.The information contained in these profiles demonstrates that one size does not fit all when it comes to dealing with the educational needs of our diverse citizenry.Select the county name to view the desired profile. All files are in PDF format and require Adobe Acrobat Viewer to open. Are you interested in locating a county by specific criteria? For example, "Select a county that sent more than 15% of its graduating students to UC״. To search against some of the data contained in these profiles, visit the County Profiles Search page.

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An improved quantitative science would emphasizethe use of confidence intervals (CIs),and especially CIs for effect sizes....
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An improved quantitative science would emphasizethe use of confidence intervals (CIs),and especially CIs for effect sizes. This articlereviews some definitions and issues relatedto developing these intervals. Confidence intervalsfor effect sizes are especially valuablebecause they facilitate meta-analytic thinkingand the interpretation of intervals via comparisonwith the effect intervals from relatedprior studies. Several recommendations forthe thoughtful use of such CIs are presented.

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Excellent language data provided by U.S. English Foundation Research. The site offers a variety of reports which show the...
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Excellent language data provided by U.S. English Foundation Research. The site offers a variety of reports which show the number of languages spoken in US. Site users can sort data by language spoken (see Languages of the USA report under Nationwide Facts heading). Site users can also get specific language data for a state, county, etc.

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NationMaster is a huge database of statistics comparing the differentcountries of the world. The interactive format allows...
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NationMaster is a huge database of statistics comparing the differentcountries of the world. The interactive format allows students to easily generate graphs comparinganything from literacy levels to truck production in all the majornations. It is the largest site of its kind on the net- over 40 times the size of the CIA World Factbook -and it's really fun to use! NationMaster.com also includes a full-size web-based encyclopaedia.

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